Citizen CLP-621 - Page 180

CHAPTER 6 CIRCUIT DIAGRAMS
TABLE OF CONTENTS
Inter Connection.......................................................................................................................6-3
Circuit Diagram (Main PCB 1/14) [CPU 1/2] ............................................................................6-4
Circuit Diagram (Main PCB 2/14) [CPU 2/2] ............................................................................6-5
Circuit Diagram (Main PCB 3/14) [ROM] .................................................................................6-6
Circuit Diagram (Main PCB 4/14) [RAM]..................................................................................6-7
Circuit Diagram (Main PCB 5/14) [Custom IC].........................................................................6-8
Circuit Diagram (Main PCB 6/14) [Head Control].....................................................................6-9
Circuit Diagram (Main PCB 7/14) [PF Motor Control] ..............................................................6-10
Circuit Diagram (Main PCB 8/14) [Sensor] ..............................................................................6-11
Circuit Diagram (Main PCB 9/14) [Power/Buzzer] ...................................................................6-12
Circuit Diagram (Main PCB 10/14) [Connector] .......................................................................6-13
Circuit Diagram (Main PCB 11/14) [Cutter/Peeler]...................................................................6-14
Circuit Diagram (Main PCB 12/14) [Centronics I/F]..................................................................6-15
Circuit Diagram (Main PCB 13/14) [Serial I/F]..........................................................................6-16
Circuit Diagram (Main PCB 14/14) [USB I/F] ...........................................................................6-17
Circuit Diagram (Power Supply PCB (120V))...........................................................................6-18
Circuit Diagram (Power Supply PCB (220V))...........................................................................6-19
Circuit Diagram (Ribbon Main PCB 1/4) [Motor Control]..........................................................6-20
Circuit Diagram (Ribbon Main PCB 2/4) [Motor VCC Control] .................................................6-21
Circuit Diagram (Ribbon Main PCB 3/4) [Sensor]....................................................................6-22
Circuit Diagram (Ribbon Main PCB 4/4) [12V, Fan & DIR SW Control] ...................................6-23
Circuit Diagram (Ope-pane PCB).............................................................................................6-23
Circuit Diagram (Ope-pane PCB).............................................................................................6-24
Circuit Diagram (Centro PCB)..................................................................................................6-25
Circuit Diag am (Tension Sensor PCB)....................................................................................6-26
Circuit Diagram (Reflective Sensor PCB) ................................................................................6-27
Circuit Diagram (Transparent Sensor PCB).............................................................................6-28
Circuit Diagram (Head Up Sensor PCB)..................................................................................6-29
CLP-621 & CLP-631 6-2